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14-11-2017
Mathematics

contestada

What is the surface area of the pyramid whose net is shown here?
A:54cm squared
B:72 cm squared
C:108 cm squared
D:216 cm squared

What is the surface area of the pyramid whose net is shown here A54cm squared B72 cm squaredC108 cm squaredD216 cm squared class=

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Аноним Аноним

14-11-2017

urface area = area of the square + area of the 4 triangles

= 6*6 + 4(1/2*6*6)

= 36 + 4 * 18 = 108 sq cms

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